{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000328},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000327","489:4890000391","489:4890000669","485:4850003582","481:4810005471","489:4890000339","489:4890000406","489:4890000409","489:4890000446","481:4810005799","489:4890000670","481:4810005653","489:4890000407","489:4890000511","489:4890000561","489:4890000727","489:4890000551","489:4890000775","481:4810005753","489:4890000137","489:4890000249","489:4890000841","485:4850003159","481:4810005406","481:4810005477"],"twin_admin_codes":[489,489,489,485,481,489,489,489,489,481,489,481,489,489,489,489,489,489,481,489,489,489,485,481,481],"twin_sims":[0.7171659950486386,0.6474835867521205,0.6313761578960084,0.6236193142409076,0.6225869111160971,0.6207581643568162,0.6147344466992444,0.607093338723807,0.6030387477095045,0.5957066954607294,0.594584538676755,0.5887688034852836,0.5875369481892575,0.5827867864595732,0.5806378095627449,0.5741002747918231,0.57121196039531,0.5668778214468636,0.5666716244129049,0.5630812157343124,0.5603045789669833,0.5593390363219419,0.554706028807208,0.5541683434828426,0.5536656615958685],"twin_dists":[0.10590114965733358,0.12109176188036667,0.12455138902185393,0.12621437219204215,0.12643560417647184,0.12682743452851614,0.12811772889928283,0.12975400259435435,0.13062220759806553,0.13219243345906753,0.1324328015751048,0.13367885728544482,0.13394287067099953,0.13496126265976596,0.13542217845581253,0.13682524756672823,0.13744561572050387,0.1383771652618274,0.13842150423538738,0.13919387542715875,0.13979162198301454,0.13999957508210004,0.14099812015927274,0.14111408642601847,0.14122251882586773],"n_dims_used":45,"mean_confidence":0.9148857964409722},"coverage":{"mean_confidence":0.9148857964409722,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}